Bring your mandevilla indoors when nighttime temperatures are below 50°F. Prune it, inspect it for pests, and treat if necessary before bringing the plant inside. Place the plant in bright, indirect ...
Q: My mandevilla grew so well this year that I’d like to save it. How can I keep it alive over the winter? Write to the Missouri Botanical Garden’s Center for Home Gardening at ...
Q • I was wondering if there was a way to overwinter a Mandevilla plant? I have mine in the ground. Can they be cut back and dug up? Write to Chip Tynan of the Missouri Botanical Garden at ...